Manuscript (photomechanical reproduction), mounted on linen. Selective relief shown by hachures; depths shown by soundings. Oriented with north to the upper right. Insets: Mouth of the Tchilkat River -- Bay of Woervodsky -- Bay of Etholine --...

Ms. In ink on draft vellum. Selective relief shown by contours. Shows tracks of voyage of the Corwin in 1881. Outline color. Attributed to an officer of the Corwin's crew. Shows the tracks of the Corwin's voyages in 1881 in its explorations of the...

Selective relief shown by hachures and spot heights; depths shown by soundings. First published 1892. Stamped in lower left margin: Aids to Navigation corrected for information received to May 3, 1901. Polyconic projection. "Sailing chart S." ...

Selective relief shown by hachures; depths shown by gradient tints. Shows routes of several voyages and northernmost points of many voyages. Annotated with hand-drawn route of an unknown voyage. Cover title: London atlas map of the arctic...